.result-box.show{display:block}.reveal-card.active .reveal-icon{transform:rotate(180deg)}.reveal-card.active .reveal-content{max-height:500px;padding-top:15px;border-top:1px solid #ecf0f1;margin-top:15px}.quiz-option.selected{background:#3498db;color:white;border-color:#2980b9}.counter-display{font-size:3em;color:#e74c3c;text-align:center;font-weight:700;margin:20px 0;text-shadow:2px 2px 4px rgba(0,0,0,.1)}